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J&D ELECTRONICS CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    141,446
  • Filing trend
    ⇩ 100.0%
About

J&D ELECTRONICS CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2015. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets measurement, electrical machinery and energy and telecommunications are LINCOLN METER COMPANY LTD, GRNO LADISLAV and ZOU GAOZHI.

Patent filings in countries

World map showing J&D ELECTRONICS CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 12

Patent filings per year

Chart showing J&D ELECTRONICS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jang Wang Sam 12

Latest patents

Publication Filing date Title
KR102213783B1 Free wide rogowsky coil
KR102195478B1 Current transformer with function of whether normal conclusion having display function
KR102195479B1 Potential transformer with function of whether normal connection having display function
KR102155208B1 Connecting current transformer and potential transformer structure
KR102044226B1 Energy storage apparatus having monitoring function for power
KR20190000942A Connection mode device for measuring energy and power
KR20180094159A Power supply monitoring system and power supply monitoring method for monitoring input power and out power
KR101813657B1 Hybrid current transformer
KR101707152B1 Apparatus for current measurement
KR101687537B1 Apparatus for multi-line electric power measuring and method thereof
KR20170010200A Direct current sensor for division type
KR101681922B1 Analysis apparatus for lifetime and failure prediction of motor and analysis method thereof